<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<!-- <link rel="stylesheet" href="lib/bootstrap.css"> -->
		<link href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.2/dist/css/bootstrap.min.css" rel="stylesheet" >
		
		<script src="https://cdn.jsdelivr.net/npm/jquery@3.5.1/dist/jquery.slim.min.js" ></script>
		<script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.2/dist/js/bootstrap.bundle.min.js"></script>
		
		
		
	</head>
	<body>
		<div class="custom-control custom-switch">
			<input type="checkbox" class="custom-control-input" id="cb1" >
			<label class="custom-control-label" for="cb1">已选</label>
		</div>
		<div class="custom-control custom-switch">
			<input type="checkbox" class="custom-control-input" id="cb2" >
			<label class="custom-control-label" for="cb2">未选</label>
		</div>
		<div class="custom-control custom-switch">
			<input type="checkbox" class="custom-control-input" id="cb3" >
			<label class="custom-control-label" for="cb3">已选</label>
		</div>
		<script>
			
			
			
			
			
		</script>
		
		
	</body>
</html>